(19)
(11) EP 2 473 440 A1

(12)

(43) Date of publication:
11.07.2012 Bulletin 2012/28

(21) Application number: 10744965.4

(22) Date of filing: 25.08.2010
(51) International Patent Classification (IPC): 
C01B 3/02(2006.01)
C01B 3/48(2006.01)
C01B 3/58(2006.01)
 C01B 3/38(2006.01)
C01B 3/50(2006.01)
F25J 3/02(2006.01)
(86) International application number:
PCT/EP2010/062417
(87) International publication number:
WO 2011/026771 (10.03.2011 Gazette 2011/10)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR

(30) Priority: 02.09.2009 EP 09169289

(71) Applicant: Ammonia Casale S.A.
6900 Lugano-Besso (CH)

(72) Inventors:
  • FILIPPI, Ermanno
    CH-6976 Castagnola (CH)
  • SKINNER, Geoffrey Frederick
    Berkshire RG2 7AS (GB)

(74) Representative: Zardi, Marco 
M. Zardi & Co. S.A. Via Pioda 6
6900 Lugano
6900 Lugano (CH)

   


(54) PRODUCTION OF AMMONIA MAKE-UP SYNGAS WITH CRYOGENIC PURIFICATION